GAS MONITORS C16 Portable Gas Leak Detector A14/A11 Modular Gas Detector F12 Toxic Gas Transmitter B12 2-Wire Modular Gas Detector D12 Toxic and Combustible Gas Detector B14 Gas Alarm Module D12-IR Infrared Gas Transmitter A12 2-Wire Toxic Gas Transmitter B12 Wet Gas Detector A12-17 Combustible Gas Transmitter Q45S Wet H2S Gas Detector C12-17 Combustible Gas Transmitter A21 Gas Sampler C14 Scan Alarm Receiver A23-14 Ozone Generator

WATER MONITORS Q46D Dissolved Oxygen Monitor Q45H/84 Hydrogen Peroxide Monitor Q45D Dissolved Oxygen Monitor Q45H/85 Peracetic Acid Monitor Q45D-ODO Optical Dissolved Oxygen Monitor Q46H/62-63 Residual Chlorine Monitor A15/82 Fluoride Monitor Q45C2 2-Electrode Conductivity Monitor Q45H/62-63 Residual Chlorine Monitor Q45C4 4-Electrode Conductivity Monitor Q45H/79 Total Chlorine Monitor Q45CT Toroidal Conductivity Monitor A15/79 Total Chlorine Monitor Q40CT Blind Toroidal Conductivity Monitor B20 Residual Chlorine Recorder A15/66 Residual Sulfite Monitor Q45P/R pH/ORP Monitor A15/81 Dissolved Sulfide Monitor Q22PX Universal pH Sensors Q45N Dissolved Ammonia Monitor Q46H/64 Dissolved Ozone Monitor A15/76 Turbidity Monitor Q45H/64 Dissolved Ozone Monitor Q45H/65 Chlorine Dioxide Monitor C10/77 Particle Counter Q45WQ Water Quality Panel PQ45 Portable Monitor & Data-Logger System